[1] : The Collaborative International Dictionary of English v.0.48

fit \fit\, n.
   1. the quality of being fit; adjustment; adaptedness; as of
      dress to the person of the wearer.
      1913 webster

   2. mach.
      a the coincidence of parts that come in contact.
      b the part of an object upon which anything fits
          tightly.
          1913 webster

   fit rod shipbuilding, a gauge rod used to try the depth
      of a bolt hole in order to determine the length of the
      bolt required. --knight.
      1913 webster
see also:
fit rod 

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